IP Library Assignment 027255/0642
Patent Assignment
Reel/Frame 027255/0642

Assignment of Assignor's Interest

Recorded: 2011-11-11 Pages: 7
Assignors
HOWARD, SIV K.
Executed: 2011-08-23
DOWNS, JOHN
Executed: 2011-08-31
Assignee
CABOT SPECIALTY FLUIDS, INC.
10001 WOODLOCH FOREST DRIVE, WATERWAY PLAZA TWO, SUITE 275, THE WOODLANDS, TEXAS, 77380
Covered Property (1)
Hydrocarbon-Based Drilling Fluids Containing Cesium Phosphate
Application: 61/502,388 →
Related Assignments (1)
Other recorded transfers of the patent in this record — the chain of ownership.
Change of Name Oct 23, 2019
From: CABOT SPECIALTY FLUIDS, INC.
To: SINOMINE RESOURCES (US) INC.
Reel/Frame 050801/0160 →